Assignee
ENGELKE ROBERT M
US·10 granted patents·469 citations·filing 1990–2016
Top patents by PatentIndex Score
10 records- 0198US8917821B2Device independent text captioned telephone serviceENGELKE ROBERT M·Filed 2013·Granted Dec 23, 2014·77 cites·8 claims
- 0298US8416925B2Device independent text captioned telephone serviceENGELKE ROBERT M·Filed 2008·Granted Apr 9, 2013·80 cites·26 claims
- 0397US9350857B1911 call assistance for assisted device userENGELKE ROBERT M·Filed 2014·Granted May 24, 2016·36 cites·5 claims
- 0493US5081673AVoice bridge for relay centerENGELKE ROBERT M·Filed 1990·Granted Jan 14, 1992·187 cites·17 claims
- 0591US9955007B1Dual compatibility phone systemENGELKE ROBERT M·Filed 2015·Granted Apr 24, 2018·7 cites·9 claims
- 0686US8515024B2Captioned telephone serviceENGELKE ROBERT M·Filed 2010·Granted Aug 20, 2013·6 cites·5 claims
- 0785USD405793SPaging message deviceENGELKE ROBERT M·Filed 1997·Granted Feb 16, 1999·37 cites·1 claims
- 0883USD763219STelecommunication deviceENGELKE ROBERT M·Filed 2013·Granted Aug 9, 2016·26 cites·1 claims
- 0973US10015311B2Device independent text captioned telephone serviceENGELKE ROBERT M·Filed 2014·Granted Jul 3, 2018·1 cites·20 claims
- 1071USD772836STelecommunication deviceENGELKE ROBERT M·Filed 2016·Granted Nov 29, 2016·12 cites·1 claims
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